Home / 119,148.17-178,747.97-40,260.65

Finding the Fourth Proportional to 119,148.17, 178,747.97 and 40,260.65

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Solution

The fourth proportional to 119,148.17, 178,747.97 and 40,260.65 is: 60,399.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,148.17 : 178,747.97 = 40,260.65 : x
  2. Step 2: Convert to fraction form
    119,148.17/178,747.97 = 40,260.65/x
  3. Step 3: Cross multiply
    119,148.17x = 178,747.97 × 40,260.65
  4. Step 4: Simplify right side
    119,148.17x = 7,196,508,363.34
  5. Step 5: Solve for x
    x = 7,196,508,363.34/119,148.17
  6. Step 6: Final answer
    x = 60,399.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.